Tube connector



FIG. 1 is a perspective top view of the tube connector;

FIG. 2 is a right side view of the tube connector of FIG. 1;

FIG. 3 is a left side view of the tube connector of FIG. 1;

FIG. 4 is a front view of the tube connector of FIG. 1;

FIG. 5 is a rear view of the tube connector of FIG. 1;

FIG. 6 is a bottom plan view of the tube connector of FIG. 1; and,

FIG. 7 is a top view of the tube connector of FIG. 1. 

CLAIM The ornamental design for a tube connector, as shown and described. 